Home / 3,062.49-4,225.98-1,803.58

Finding the Fourth Proportional to 3,062.49, 4,225.98 and 1,803.58

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Solution

The fourth proportional to 3,062.49, 4,225.98 and 1,803.58 is: 2,488.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.49 : 4,225.98 = 1,803.58 : x
  2. Step 2: Convert to fraction form
    3,062.49/4,225.98 = 1,803.58/x
  3. Step 3: Cross multiply
    3,062.49x = 4,225.98 × 1,803.58
  4. Step 4: Simplify right side
    3,062.49x = 7,621,893.01
  5. Step 5: Solve for x
    x = 7,621,893.01/3,062.49
  6. Step 6: Final answer
    x = 2,488.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.